package Year2012.棋盘放麦子;

import java.math.BigInteger;
import java.util.Iterator;

public class bigInter大整数解法 {

    public static void main (String[] arge) {
        BigInteger a =new BigInteger("0");
        BigInteger b = new BigInteger("2");
        System.out.println(b.pow(63));
        for (int i = 0; i < 64; i++) {
            a = a.add(b.pow(i));
        }
        System.out.println(a);
    }

}
